Is Qwen3-VL-4B-Instruct-Uncensored or Qwen3-4B smaller?

Qwen3-4B is smaller at Q4_K_M: 2.33 GiB against 2.33 GiB.

Which uses less memory at long context?

Qwen3-4B — its KV cache at 32K context is 1.0x smaller, because of how its attention layers cache.

Model comparison

At Q4_K_M, Qwen3-4B is the smaller download — 2,497,280,256 bytes against 2,497,282,496.

From the file· summed bytes, KV per layer

	Qwen3-VL-4B-Instruct-Uncensored	Qwen3-4B
Parameters	4.4B	4.0B
Architecture	qwen3vl	qwen3
Layers	36	36
Native context	262,144	40,960
Mixture of experts	no	no
Quantizations published	36	29
Smallest quantization	0.98 GiB	1.01 GiB
Q4_K_M	2.33 GiB	2.33 GiB
Licence	apache-2.0	—

the term that decides long-context viability

Context	Qwen3-VL-4B-Instruct-Uncensored	Qwen3-4B	Ratio
4,096	0.56 GiB	0.56 GiB	1.00×
8,192	1.13 GiB	1.13 GiB	1.00×
16,384	2.25 GiB	2.25 GiB	1.00×
32,768	4.50 GiB	4.50 GiB	1.00×
65,536	9.00 GiB	9.00 GiB	1.00×
131,072	18.00 GiB	18.00 GiB	1.00×